test whether pointer is non-NULL before using it, not after, in wxAnimation::Load...

[wxWidgets.git] / include / wx / generic / progdlgg.h

diff --git a/include/wx/generic/progdlgg.h b/include/wx/generic/progdlgg.h
index 7ea2672c3557cb5bbbc71b2e7f72272240d136ee..24f25446cc3db217071859ab02dd6be1b43d5b39 100644 (file)
--- a/include/wx/generic/progdlgg.h
+++ b/include/wx/generic/progdlgg.h
@@ -6,23 +6,21 @@
 // Created:     09.05.1999
 // RCS-ID:      $Id$
 // Copyright:   (c) Karsten Ballüder
 // Created:     09.05.1999
 // RCS-ID:      $Id$
 // Copyright:   (c) Karsten Ballüder

-// Licence:     wxWindows license
+// Licence:     wxWindows licence

 ////////////////////////////////////////////////////
 
 #ifndef __PROGDLGH_G__
 #define __PROGDLGH_G__
 
 ////////////////////////////////////////////////////
 
 #ifndef __PROGDLGH_G__
 #define __PROGDLGH_G__
 

-#ifdef __GNUG__
-#pragma interface "progdlgg.h"
-#endif
-
-#include "wx/setup.h"
+#include "wx/defs.h"
+#include "wx/progdlg.h"

 
 #if wxUSE_PROGRESSDLG
 
 #include "wx/dialog.h"
 
 class WXDLLEXPORT wxButton;
 
 #if wxUSE_PROGRESSDLG
 
 #include "wx/dialog.h"
 
 class WXDLLEXPORT wxButton;

+class WXDLLEXPORT wxGauge;

 class WXDLLEXPORT wxStaticText;
 
 /* Progress dialog which shows a moving progress bar.
 class WXDLLEXPORT wxStaticText;
 
 /* Progress dialog which shows a moving progress bar.


@@ -47,65 +45,128 @@ public:
    /* Destructor.
        Re-enables event handling for other windows.
    */
    /* Destructor.
        Re-enables event handling for other windows.
    */

-   ~wxProgressDialog();
+   virtual ~wxProgressDialog();

 
    /* Update the status bar to the new value.
        @param value new value
        @param newmsg if used, new message to display
        @returns true if ABORT button has not been pressed
    */
 
    /* Update the status bar to the new value.
        @param value new value
        @param newmsg if used, new message to display
        @returns true if ABORT button has not been pressed
    */

-   bool Update(int value = -1, const wxString& newmsg = _T(""));
+   virtual bool Update(int value, const wxString& newmsg = wxEmptyString, bool *skip = NULL);
+
+    /* Switches the dialog to use a gauge in indeterminate mode and calls
+       wxGauge::Pulse() to show to the user a bit of progress */
+    virtual bool Pulse(const wxString& newmsg = wxEmptyString, bool *skip = NULL);
+
+    // Must provide overload to avoid hiding it (and warnings about it)
+    virtual void Update() { wxDialog::Update(); }

 
    /* Can be called to continue after the cancel button has been pressed, but
        the program decided to continue the operation (e.g., user didn't
        confirm it)
    */
 
    /* Can be called to continue after the cancel button has been pressed, but
        the program decided to continue the operation (e.g., user didn't
        confirm it)
    */

-   void Resume() { m_state = Continue; }
+   void Resume();

 
 

-   // implementation from now on
-       // callback for optional abort button
+   virtual bool Show( bool show = true );
+
+protected:
+   // callback for optional abort button

    void OnCancel(wxCommandEvent& event);
    void OnCancel(wxCommandEvent& event);

-       // callback to disable "hard" window closing
+
+   // callback for optional skip button
+   void OnSkip(wxCommandEvent& event);
+
+   // callback to disable "hard" window closing

    void OnClose(wxCloseEvent& event);
 
    void OnClose(wxCloseEvent& event);
 

+   // must be called to reenable the other windows temporarily disabled while
+   // the dialog was shown
+   void ReenableOtherWindows();
+

 private:
    // create the label with given text and another one to show the time nearby
 private:
    // create the label with given text and another one to show the time nearby

-   // under the lastWindow and modify it to be the same as the control created
-   // (which is returned)
-   wxStaticText *CreateLabel(const wxString& text, wxWindow **lastWindow);
+   // as the next windows in the sizer, returns the created control
+   wxStaticText *CreateLabel(const wxString& text, wxSizer *sizer);
+
+    // updates the label message
+   void UpdateMessage(const wxString &newmsg);
+
+   // common part of Update() and Pulse(), returns true if not cancelled
+   bool DoAfterUpdate(bool *skip);
+
+   // shortcuts for enabling buttons
+   void EnableClose();
+   void EnableSkip(bool enable=true);
+   void EnableAbort(bool enable=true);
+   inline void DisableSkip() { EnableSkip(false); }
+   inline void DisableAbort() { EnableAbort(false); }

 
    // the status bar
 
    // the status bar

-   class wxGauge *m_gauge;
+   wxGauge *m_gauge;

    // the message displayed
    // the message displayed

-   class wxStaticText *m_msg;
-   // disable all or parent window only
-   bool m_disableParentOnly;
-   // auto-hide?
-   bool m_AutoHide;
+   wxStaticText *m_msg;

    // displayed elapsed, estimated, remaining time
    class wxStaticText *m_elapsed,
                       *m_estimated,
                       *m_remaining;
    // time when the dialog was created
    unsigned long m_timeStart;
    // displayed elapsed, estimated, remaining time
    class wxStaticText *m_elapsed,
                       *m_estimated,
                       *m_remaining;
    // time when the dialog was created
    unsigned long m_timeStart;

-   // parent window
-   wxWindow *m_parent;
-   // continue processing or not (return value for Update())
-   enum
-   {
-      Uncancelable = -1,   // dialog can't be canceled
-      Canceled,            // can be cancelled and, in fact, was
-      Continue,            // can be cancelled but wasn't
-      Finished             // finished, waiting to be removed from screen
-   } m_state;
-   // the abort button (or NULL if none)
-   wxButton *m_btnAbort;
-   // the maximum value
-   int m_maximum;
-
-   DECLARE_EVENT_TABLE()
-};
-#endif
+   // time when the dialog was closed or cancelled
+   unsigned long m_timeStop;
+   // time between the moment the dialog was closed/cancelled and resume
+   unsigned long m_break;

 
 

+   // parent top level window (may be NULL)
+   wxWindow *m_parentTop;
+
+    // continue processing or not (return value for Update())
+    enum
+    {
+        Uncancelable = -1,   // dialog can't be canceled
+        Canceled,            // can be cancelled and, in fact, was
+        Continue,            // can be cancelled but wasn't
+        Finished             // finished, waiting to be removed from screen
+    } m_state;
+
+    // skip some portion
+    bool m_skip;
+
+#if !defined(__SMARTPHONE__)
+    // the abort and skip buttons (or NULL if none)
+    wxButton *m_btnAbort;
+    wxButton *m_btnSkip;

 #endif
 #endif

-    // __PROGDLGH_G__
+
+    // the maximum value
+    int m_maximum;
+
+    // saves the time when elapsed time was updated so there is only one
+    // update per second
+    unsigned long m_last_timeupdate;
+    // tells how often a change of the estimated time has to be confirmed
+    // before it is actually displayed - this reduces the frequence of updates
+    // of estimated and remaining time
+    const int m_delay;
+    // counts the confirmations
+    int m_ctdelay;
+    unsigned long m_display_estimated;
+
+    bool m_hasAbortButton,
+         m_hasSkipButton;
+
+#if defined(__WXMSW__ ) || defined(__WXPM__)
+    // the factor we use to always keep the value in 16 bit range as the native
+    // control only supports ranges from 0 to 65,535
+    size_t m_factor;
+#endif // __WXMSW__
+
+    // for wxPD_APP_MODAL case
+    class WXDLLEXPORT wxWindowDisabler *m_winDisabler;
+
+    DECLARE_EVENT_TABLE()
+    DECLARE_NO_COPY_CLASS(wxProgressDialog)
+};
+
+#endif // wxUSE_PROGRESSDLG
+
+#endif // __PROGDLGH_G__